html {
    font-size: 625%;
}

.game_hot {
    padding-bottom: .4rem;
}
.footer-box {
    position: fixed;
    bottom: 0;
    background: #f3f3f3;
    height: .46rem;
    width: 100%;
    z-index: 9;
}

.footer-box-btn {
    width: 20%;
    height: 100%;
    float: left;
    text-align: center;
}

.footer-box-btn:nth-child(3) img {
    position: relative;
    height: .6rem;
    bottom: .2rem;
}

.footer-box-btn div {
    height: .36rem;
    margin-top: .05rem;
}

.footer-box-btn:nth-child(1) div {
    background: url("../img/home_1e79a67.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(1).btn-show div {
    background: url("../img/home1_67470a7.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(2) div {
    background: url("../img/buy_ff5d2e8.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(2).btn-show div {
    background: url("../img/buy1_4bacfee.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(3) div {
    background: url("../img/sell_cffe4f5.png") no-repeat center;
    background-size: contain;
    position: relative;
    height: .64rem;
    bottom: .2rem;
}

.footer-box-btn:nth-child(3).btn-show div {
    background: url("../img/sell1_89037b7.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(4) div {
    background: url("../img/msg_a94a26c.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(4).btn-show div {
    background: url("../img/msg1_b099314.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(5) div {
    background: url("../img/my_f73660f.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(5).btn-show div {
    background: url("../img/my1_fb30dae.png") no-repeat center;
    background-size: contain;
}

.footer-box-btn:nth-child(4) span {
    background: #ff0044;
    position: absolute;
    top: 0;
    color: #fff;
    border-radius: .1rem;
    font-size: .12rem;
}

.tips-show {
    padding: .01rem .05rem;
    border: 1px solid #fff;
}